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Tetrahydrofuran fentanyl (hydrochloride) (CRM) (Item No. 23998) is a certified reference material categorized as an opioid.1 Tetrahydrofuran fentanyl (hydrochloride) (CRM) is regulated as a Schedule I compound in the United States. This product is intended for research and forensic applications.WARNING This product is not for human or veterinary use.

Tetrahydrofuran fentanyl (hydrochloride) (Item No. 20859) is an analytical reference material categorized as an opioid.1 Tetrahydrofuran fentanyl is regulated as a Schedule I compound in the United States. This product is intended for research and forensic applications.WARNING This product is not for human or veterinary use.